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Finding the Fourth Proportional to 369,642.53, 510,106.33 and 199,876.25

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Solution

The fourth proportional to 369,642.53, 510,106.33 and 199,876.25 is: 275,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,642.53 : 510,106.33 = 199,876.25 : x
  2. Step 2: Convert to fraction form
    369,642.53/510,106.33 = 199,876.25/x
  3. Step 3: Cross multiply
    369,642.53x = 510,106.33 × 199,876.25
  4. Step 4: Simplify right side
    369,642.53x = 101,958,140,341.66
  5. Step 5: Solve for x
    x = 101,958,140,341.66/369,642.53
  6. Step 6: Final answer
    x = 275,829.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.